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Almost there: capacity of private information retrieval from coded and colluding servers

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Authors : Hollanti, Camilla (Author of the conference)
CIRM (Publisher )

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Abstract : Private information retrieval (PIR) addresses the question of how to retrieve data items from a database or cloud without disclosing information about the identity of the data items retrieved. The area has received renewed attention in the context of PIR from coded storage. Here, the f iles are distributed over the servers according to a storage code instead of mere replication. Alongside with the basic principles of PIR, we will review recent capacity results and demonstrate the usefulness of the socalled star product PIR scheme. The talk is based on joint work with Ragnar Freij-Hollanti, Oliver Gnilke, Lukas Holzbaur, David Karpuk, and Jie Li.

MSC Codes :
68P20 - Information storage and retrieval
94A29 - Source coding
94A62 - Authentification and secret sharing

    Information on the Video

    Film maker : Hennenfent, Guillaume
    Language : English
    Available date : 08/03/2023
    Conference Date : 21/02/2023
    Subseries : Research talks
    arXiv category : Information Theory
    Mathematical Area(s) : Combinatorics ; Mathematics in Science & Technology
    Format : MP4 (.mp4) - HD
    Video Time : 00:53:33
    Targeted Audience : Researchers ; Graduate Students ; Doctoral Students, Post-Doctoral Students
    Download : https://videos.cirm-math.fr/2023-02-21_Hollanti.mp4

Information on the Event

Event Title : ALCOCRYPT
Event Organizers : Bonnecaze, Alexis ; Mesnager, Sihem ; Solé, Patrick
Dates : 20/02/2023 - 24/02/2023
Event Year : 2023
Event URL : https://conferences.cirm-math.fr/2804.html

Citation Data

DOI : 10.24350/CIRM.V.20006203
Cite this video as: Hollanti, Camilla (2023). Almost there: capacity of private information retrieval from coded and colluding servers. CIRM. Audiovisual resource. doi:10.24350/CIRM.V.20006203
URI : http://dx.doi.org/10.24350/CIRM.V.20006203

See Also

Bibliography

  • SAARELA, Perttu, ALLAIX, Matteo, FREIJ-HOLLANTI, Ragnar, et al. Private Information Retrieval from Colluding and Byzantine Servers with Binary Reed–Muller Codes. In : 2022 IEEE International Symposium on Information Theory (ISIT). IEEE, 2022. p. 2839-2844. - https://doi.org/10.48550/arXiv.2202.09095



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